Linyphiidae Blackwall, 1859

Family |   ACCEPTED
N.B.: for comments on relationships, see Michalik & Hormiga, 2010: 7; re-synonymization of Pimoidae (Murphy & Roberts, 2015: ix) not sufficiently justified and is not accepted here; Sinopimoidae Li & Wunderlich, 2008 [urn:lsid:nmbe.ch:spiderfam:0112] synonymyized with Linyphiidae by Dimitrov et al., 2017: 245; resurrection of Sinopimoidae by Wunderlich, 2020b: 20 is not accepted here, because Dimitrov et al., 2017 was not taken into account; re-elevation of Sinopimoidae to family level by Eskov & Marusik, 2023: 343 not accepted here (by majority vote of the WSC boards); the current status of Sinopimoidae is also maintained for reasons of stability and we wait for a probable confirmation or rejection of this resurrection; Tian et al., 2022 show five subfamilies: Linyphiinae (incl. Mynogleninae  Lehtinen, 1967: 250 and Dubiaraneinae Millidge, 1993c: 145), Erigoninae Emerton, 1882: 7, Micronetinae Hull, 1920a: 8, Ipainae Saaristo, 2007b: 34 and Stemonyphantinae Wunderlich, 1986: 120; da Silva-Moreira, Kulkarni & Hormiga, 2025: 60-62 list resp. newly circumscribe six subfamilies: Erigoninae, Lepthyphantinae Simon, 1929: 562, Linyphiinae (syn. nov.: Dubiaraneinae), Mynogleninae, Pocobletinae Silva-Moreira & Hormiga, 2025: 61 (new subfamily) and Stemonyphantinae, state Ipainae and Micronetinae to be polyphyletic, leave several linyphiid clades unranked and also several genera as incertae sedis.
Gen. Tibioploides Eskov & Marusik, 1991 urn:lsid:nmbe.ch:spidergen:01308
type Tibioploides pacificus Eskov & Marusik, 1991; gender masculine; syn. of Tibioploides famularis (Keyserling, 1886)

In synonymy:

Tibioploides pacificus Eskov & Marusik, 1991 = Tibioploides famularis (Keyserling, 1886) (Slowik & Marusik, 2025: 301)

Tibioploides arcuatus (Tullgren, 1955) | | Scandinavia, Estonia, Russia (Europe to Far East) urn:lsid:nmbe.ch:spidersp:012922
Tibioplus arcuatus Tullgren, 1955: 334, f. 39a-e (Dmf) Original description
Tibioplus arcuatus Palmgren, 1975: 93, f. 23.5-7 (mf)
Tibioplus arcuatus Millidge, 1977: 8, f. 11 (m)
Tibioploides arcuatus Eskov & Marusik, 1991: 242, f. 22-25 (mf, T from Tibioplus)
Tibioploides cyclicus Sha & Zhu, 1995 | | China urn:lsid:nmbe.ch:spidersp:012923
Tibioploides cyclicus Sha & Zhu, 1995: 283, f. 6-11 (Dmf) Original description
Tibioploides cyclicus Song, Zhu & Chen, 1999: 207, f. 118A-D (mf)
Tibioploides eskovianus Saito & Ono, 2001 | | Japan urn:lsid:nmbe.ch:spidersp:037633
Tibioploides eskovianus Saito & Ono, 2001: 44, f. 92-95 (Dmf) Original description
Tibioploides eskovianus Ono, Matsuda & Saito, 2009: 308, f. 674-677 (mf)
Tibioploides famularis (Keyserling, 1886) | | Russia (north-eastern Siberia to Far East), Alaska urn:lsid:nmbe.ch:spidersp:057654
Erigone famularis Keyserling, 1886b: 198, pl. 18, f. 258 (Df) Original description
Erigone famularis Roewer, 1955c: 1497 (nicht zu deuten = nomen dubium)
Tibioploides pacificus Eskov & Marusik, 1991: 241, f. 14-18 (Dmf) [urn:lsid:nmbe.ch:spidersp:012925]
Tibioploides pacificus Hormiga, 2000: 55, f. 28A-J, pl. 65A-F, 66A-D (mf)
Tibioploides famularis Slowik & Marusik, 2025: 301, f. 2H-I (f, T from Erigone, removed from nomen dubium, S of Tibioploides pacificus)
Tibioploides kurenstchikovi Eskov & Marusik, 1991 | | Russia (Far East) urn:lsid:nmbe.ch:spidersp:012924
Tibioploides kurenstchikovi Eskov & Marusik, 1991: 241, f. 19-21, 26-27 (Dmf) Original description
Tibioploides kurenstchikovi Omelko & Marusik, 2021: 251, f. 7, 35-38 (m)
Tibioploides monticola Saito & Ono, 2001 | | Japan urn:lsid:nmbe.ch:spidersp:037634
Tibioploides monticola Saito & Ono, 2001: 46, f. 96-99 (Dmf) Original description
Tibioploides monticola Ono, Matsuda & Saito, 2009: 308, f. 678-681 (mf)
Tibioploides stigmosus (Xia, Zhang, Gao, Fei & Kim, 2001) | | China, Russia (Kurile Is.) urn:lsid:nmbe.ch:spidersp:037549
Araeoncus stigmosus Xia et al., 2001: 164, f. 14-15 (Dm; f f. 16-17 see Dicymbium sinofacetum) Original description
Tibioploides stigmosus Tanasevitch, 2006b: 308, f. 84-90 (m, Df, T from Araeoncus)

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